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Pedigree analysis is a record of the occurrence of a trait in several generations of a human family. In this, male members are shown by squares and female by circles. Sibs are represented horizontally on a line in order of birth. It helps us in giving information about genotype of an individual for trait under investigation.

1. (a) True
2. (b) False
3. (c) Cannot be determined
4. (d) None of these

Correct answer: (a) True

Solution

The statement correctly describes pedigree analysis: it tracks a trait across generations using standard symbols for males and females. Such charts help infer inheritance patterns and possible genotypes of family members.

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